They were close to weaponizing ricin — a lethal plant toxin.

Down the road are insect-sized drones that could be mistaken for a housefly or spider, which could slip in under a door-sill to record conversations, take photos or even inject a lethal toxin into an unsuspecting victim.

今后还会出现昆虫大小的无人机，很容易被误认为是家里的苍蝇或者蜘蛛。这种微型无人机可以溜进门槛，记录下对话内容，拍下照片，甚至向毫无防备的受害者注射毒素。

The explosion wave which blow up underwater has a proper lethal action on marine organisms, but the lethal sphere is not big and there is bigger harm on their larva, egg and plankton.

水中爆破所产生的声压波对海洋生物有一定的致死作用，但致死范围不大，而对水产资源的幼体和浮游生物伤害较大。

CONCLUSIONS BC 369 had a direct lethal action on leukemic cells, with a mean lethality rate of 51 26% ( P < 0 01).

BC369对白血病细胞具有直接杀伤作用，其平均杀伤率为51.26%（P＜0.01）。

Effect of Limulus Lysate Against Lethal Action of Endotoxins

鲎试剂的抗内毒素致死作用

PURPOSE To study the inhibitory or lethal action of BC 369 on leukemia ancestral blood forming cells.

目的研究BC369直接抑制或杀伤白血病造血祖细胞的作用。

Moreover the lethal action to microorganisms was irreversible.

瞬时高压作用对微生物产生的致死作用是不可逆的。

Lethal action of fatty compounds on insects and experiment in controlling pests in Cabbage Field

脂肪酸类化合物对昆虫致死作用和菜虫田间防治试验

to get out of the way before a lethal amount of radiation comes straight down from the mushroom cloud that goes up.

在升起的蘑菇云所带来的致命的强辐射到来之前逃离那个区域

The frightening thing about Amanita poisoning is the "walking ghost" phase-the period where you seem to be fine ( or getting better), but your cells are accumulating irreversible and lethal damage.

白毒伞中毒最吓人的是病程进入“行尸走肉”阶段，在这个阶段你似乎感觉不错（甚至感觉病情有所好转），但此时你身体中的细胞正在累积不可逆的致命损害。

Cat-scratch disease is another problem. It can come from being licked by infected felines, and can cause lethal damage to the liver, kidney or spleen.

另一个问题则是猫抓病，次种病菌是通过被感染的猫咪舔而传染给人体的，这将对肝脏、肾脏、脾脏都造成致命的伤害。

Orders to capture or subdue enemies cause the topiary guardian to use nonlethal attacks; any other attack order causes the creature to deal lethal damage.

捕获或制服命令会使植园守卫造成瘀伤；任何其他攻击命令会使该生物造成正常伤害。

Heavy drinking can cause lethal damage to the liver, heart and kidneys.

饮酒过度会对肝、心脏和肾脏造成极大的损害。

According to the maximum effective dosage, the maximum lethal dosage and the common ratio obtained from preliminary test group determined dosage of Propafenone for abdominal cavity injection, control group was injected with normal saline.

按预试验得出的最大有效量、最高致死量和公比确定各试验组剂量腹腔注射心律平，对照组注射生理盐水。

The anticoagulant resistance rate is zero However in 1993 the average lethal dosage changed to 19.54mg/ kg, the average death happens after 5.35 days with one survival.

1993年褐家鼠平均致死剂量为19.54mg／kg.致死无数为5.35天，存活鼠1只，存活剂量为27.8mg／kg，抗性发生率为4.17%。

The authors suggested a dosage of 0. 30 KGy be the lethal dosage of quarantine treatment of the larvae.

我们建议0.30KGy为该幼虫的辐射致死剂量。

Weibull Distribution: Theoretical Distribution of the Minimal Lethal Dosage of Drugs

Weibull分布：药物最小致死量的理论分布

Calculating the value of lethal dosage 50 by the means of the acute toxicity test.

6通过动物急性毒理试验分析最佳胂化物的半致死剂量。

Branches' half lethal dosage was 95.54 Gy.

枝条半致死剂量为95.54Gy。

Primary study on lethal effect of ultrasound on human malignant myeloid cell lines K562

低强度中频超声对白血病细胞株k562杀伤作用的初步研究

The Study of the Lethal Effect of Freezing on Murine Tumor Cells

冷冻对小鼠肿瘤细胞致死作用的研究