Observational check
[化] 外观检查
🧩 词语组成解析
a. 观察的, 观测的\\n[计] 观察的
check
[tʃɛk]
vt. 检查，核对;制止，抑制;在…上打勾;
vi. 核实，查核;中止;打勾;[象棋]将一军;
n. <美>支票;制止，抑制;检验，核对;
🗣️ 情景例句
We hired a woman to watch Richard and then Susan,
我们雇用一名女士来照顾Richard ，后来又照顾Susan
Sufficient for the day is the evil thereof.
一天的不幸已够人受的了，别再自寻烦恼。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，